HSL's messaging gateway allows SMS messages generated from a software application to be routed to a mobile telephone quickly, reliably and cost effectively. There are four ways in which clients can use the service to send SMS messages: SMTP (e-mail), SMPP (Short Message Peer to Peer), HTTP (Hypertext Transfer Protocol, Web Server (SOAP/XML).

mBlox’s mobile messaging delivery-services — sometimes referred to as bulk SMS services — allow you to deliver data to and receive data from mobile handsets in over 180 countries around the world.
mBlox’s mobile delivery products can access approximately 95% of the mobile subscribers around the world; that’s almost 2 billion people! Thanks to being user-friendly, cheap and all but ubiquitous, the main delivery mechanism for mobile data today is still bulk SMS. As the world’s largest application-to-person SMS delivery network provider, mBlox delivers well over half a billion SMS messages per year.

MX Telecom can send Bulk SMS to a large number of destinations throughout the world, connecting to almost all GSM networks, & many non-GSM networks. Delivery reports and message concatenation are both supported, as well as other forms of SMS such as WAP Push and various "Smart Messages". The service is fast, reliable, and easy to use. Once submitted to the SMS Gateway, all messages will be sent out in seconds.

Running Reverse Billing SMS services can generate your business vast amounts of additional revenue!, with an extensive range of Premium SMS services you're sure to find a service that your customers are just going to love! For a one off investment of £59.99 you receive your choice of service, password protected online account & choice of keyword. With our SMS services there are NO minimum traffic levels & NO ongoing charges inc NO shortcode & keyword rental charges

Authorized users of the Quios Messaging Platform can programmatically submit
messages for delivery to handsets worldwide through a standard SMPP stream.
Quios is ideal for sending large numbers of SMSs directly from a database or other
content provider application.
The SMPP Interface to the Quios Messaging Platform conforms to the SMPP
Protocol Specification v3.4.

Routo Telecom is a licensed UK Telecom operator with head quarters based in London. Our focus is clear - to deliver high quality carrier grade communications services at some of the most competitive prices in the industry. A wide range of solutions are available through Routo via our own infrastructure. We also offer a selection of messaging solutions which are routed directly from our SMSC gateways to the destination networks. Routo Telecom has clients both in the UK and international markets.

Cymba is a successful & ambitious SMS consultancy providing mobile SMS marketing information & innovation services across the UK & Europe. We operate in many markets including estate agent, travel, retail, and TV, radio and marketing agencies. We are committed to strengthening further our national position through the marketing of proven media technologies developed by ourselves & our business partners.

Sphere Edge Consulting limited is fastest growing IT and Resource Management Company. Provides services in the field of software development Telecommunication and ERP based solution to its client worldwide.

TextOver specialise in bulk sms services for small businesses and have developed a selection of software that allows any size business to begin sending sms, without spending large amounts on setup. Almost all of the standard integration methods have no setup costs. TextOver also have competitive pricing for our bulk messages.

TynTec is a mobile messaging service provider, offering powerful SMS functionality to operators, enterprises, ISPs, message aggregators and resellers. Through partnerships with mobile operators TynTec has unique, multiple points of access into the deep level mobile telecoms network (SS7), enabling it to offer a new level of quality in messaging services. TynTec offers a range of services that leverage its network access including outsourced operator messaging services, international SMS hubbing, wholesale messaging and enterprise SMS. TynTec works with a wide range of mobile operators and major global businesses including O2, Accenture, British Airways and Skype.

World-Text services include a SMS (Short Message Service) gateway providing many different methods for inbound and outbound SMS handling, Web Design and Hosting and Advanced Domain/Email hosting services which include Spam and Virus filtering.